16720450848

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{2741}}^1$

素因数の和:3175

約数の個数: 144

約数和(自身を含む): 48507076800

約数和(自身を除く): 31786625952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 359, 472, 531, 708, 718, 944, 1062, 1077, 1416, 1436, 1888, 2124, 2154, 2741, 2832, 2872, 3231, 4248, 4308, 5482, 5664, 5744, 6462, 8223, 8496, 8616, 10964, 11488, 12924, 16446, 16992, 17232, 21181, 21928, 24669, 25848, 32892, 34464, 42362, 43856, 49338, 51696, 63543, 65784, 84724, 87712, 98676, 103392, 127086, 131568, 161719, 169448, 190629, 197352, 254172, 263136, 323438, 338896, 381258, 394704, 485157, 508344, 646876, 677792, 762516, 789408, 970314, 984019, 1016688, 1293752, 1455471, 1525032, 1940628, 1968038, 2033376, 2587504, 2910942, 2952057, 3050064, 3881256, 3936076, 5175008, 5821884, 5904114, 6100128, 7762512, 7872152, 8856171, 11643768, 11808228, 15525024, 15744304, 17712342, 23287536, 23616456, 31488608, 35424684, 46575072, 47232912, 58057121, 70849368, 94465824, 116114242, 141698736, 174171363, 232228484, 283397472, 348342726, 464456968, 522514089, 696685452, 928913936, 1045028178, 1393370904, 1857827872, 2090056356, 2786741808, 4180112712, 5573483616, 8360225424, 16720450848]

約数ペア:

[(1, 16720450848), (2, 8360225424), (3, 5573483616), (4, 4180112712), (6, 2786741808), (8, 2090056356), (9, 1857827872), (12, 1393370904), (16, 1045028178), (18, 928913936), (24, 696685452), (32, 522514089), (36, 464456968), (48, 348342726), (59, 283397472), (72, 232228484), (96, 174171363), (118, 141698736), (144, 116114242), (177, 94465824), (236, 70849368), (288, 58057121), (354, 47232912), (359, 46575072), (472, 35424684), (531, 31488608), (708, 23616456), (718, 23287536), (944, 17712342), (1062, 15744304), (1077, 15525024), (1416, 11808228), (1436, 11643768), (1888, 8856171), (2124, 7872152), (2154, 7762512), (2741, 6100128), (2832, 5904114), (2872, 5821884), (3231, 5175008), (4248, 3936076), (4308, 3881256), (5482, 3050064), (5664, 2952057), (5744, 2910942), (6462, 2587504), (8223, 2033376), (8496, 1968038), (8616, 1940628), (10964, 1525032), (11488, 1455471), (12924, 1293752), (16446, 1016688), (16992, 984019), (17232, 970314), (21181, 789408), (21928, 762516), (24669, 677792), (25848, 646876), (32892, 508344), (34464, 485157), (42362, 394704), (43856, 381258), (49338, 338896), (51696, 323438), (63543, 263136), (65784, 254172), (84724, 197352), (87712, 190629), (98676, 169448), (103392, 161719), (127086, 131568)]